网址:http://m.1010jiajiao.com/timu_id_750572[举报]
把下列各式分解因式(每题4分,共16分)
(1)(a-3)2+(3-a) (2)x2+16y2-8xy (3) x5-x3 (4)9m2-n2+3m-n
(1)(a-3)2+(3-a)
(2)x2+16y2-8xy
(3) x5-x3
(4)9m2-n2+3m-n